Rear seat push-pull structure and tricycle

Abstract

The utility model relates to the technical field of tricycles, in particular to a rear seat push-pull structure and a tricycle, which comprise a front seat, a rear seat, a guide mechanism and a locking mechanism, the front seat is fixedly arranged at one end of the guide mechanism, the rear seat is arranged at the other end of the guide mechanism, and the rear seat can move in the extending direction of the guide mechanism; a sliding gap is formed between the upper top wall of the front seat and the outer bottom wall of the rear seat; the locking mechanism is arranged on the rear seat, can move in the height direction of the rear seat and is used for locking the rear seat to the guide mechanism. According to the rear seat push-and-pull structure and the tricycle using the rear seat push-and-pull structure, the process of push-and-pull adjustment of the rear seat can be simpler and more convenient, operation is simpler, and then the using feeling of a user is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a tricycle technical field, concretely relates to a rear seat push-pull structure and tricycle. BACKGROUND

[0002] With the development of economy, the progress of society, green travel is paid more and more attention by the public, and the tricycle is widely applied to green travel due to small size, convenient use and other advantages.

[0003] The existing tricycle push-pull model includes a front seat and a rear seat, the cushion of the front seat can be turned over, when the front and rear seats need to carry people at the same time, the front cushion needs to be turned over to one side of the cushion, so that the front and rear seats can carry people at the same time, when a single person is carried, the rear seat has a larger sitting area and is more comfortable, in order to ensure the riding comfort, the rider will move the rear cushion to the front seat position, before this, the front cushion needs to be turned over to one side of the flat surface, and then the rear seat is pushed to the front seat, so that the operation process of the user is relatively cumbersome, is not convenient enough, and the use experience of the user is affected. UTILITY MODEL CONTENTS

[0004] (I) The utility model provides a rear seat push-pull structure and tricycle, and the technical problem that the process of pushing and pulling the rear seat of the existing tricycle push-pull model to the front seat is very cumbersome is alleviated.

[0005] (II) Technical scheme

[0006] In order to solve the above technical problems, the embodiment of the utility model provides a rear seat push-pull structure, which comprises a front seat, a rear seat, a guide mechanism and a locking mechanism.

[0007] The front seat is fixed to one end of the guide mechanism, the rear seat is arranged at the other end of the guide mechanism, and the rear seat can move along the extension direction of the guide mechanism.

[0008] The upper top wall of the front seat and the outer bottom wall of the rear seat form a sliding gap.

[0009] The locking mechanism is arranged on the rear seat, and the locking mechanism can move along the height direction of the rear seat to lock the rear seat on the guide mechanism.

[0010] Further, the guide mechanism comprises a slide pipe and a limiting part, the slide pipe is arranged on both sides of the front seat, the limiting part is arranged on the slide pipe, and the limiting part cooperates with the locking mechanism to lock the rear seat on the guide mechanism.

[0011] Further, bearings are arranged on the inner walls on both sides of the rear seat, and the bearings are sleeved on the slide pipe.

[0012] Further, the locking mechanism comprises a pull button arranged on the outer wall of the rear seat, the pull button is movable along the height direction of the rear seat and drives the locking mechanism to move synchronously, so that the end of the locking mechanism is inserted into or withdrawn from the limiting part.

[0013] Further, the locking mechanism further comprises a locking piece arranged above the limiting part, the locking piece is connected with the pull button and the locking piece and the pull button are synchronously movable.

[0014] Further, the locking mechanism further comprises a connecting frame and an elastic reset piece, the connecting frame is arranged on the inner wall of the rear seat, the top end and the bottom end of the connecting frame are respectively provided with connecting plates, the connecting plates are provided with through holes, the two ends of the locking piece are arranged on the connecting frame through the through holes, the side wall of the connecting frame is provided with a sliding hole, the end of the pull button is connected with the locking piece through the sliding hole, the pull button is slidable along the extension direction of the sliding hole, and the elastic reset piece is sleeved on the locking piece, one end of the elastic reset piece abuts against the connecting plate at the top end of the connecting frame.

[0015] Further, the limiting part comprises a limiting sheet arranged on the slide pipe, the limiting sheet is provided with a plurality of limiting holes, and the limiting holes are matched with the locking piece.

[0016] Further, a pull wire lock is arranged between the cushion and the seat tub of the front seat.

[0017] Further, the height of the sliding gap ranges from 10mm to 15mm.

[0018] The embodiment of the utility model further provides a tricycle which comprises the rear seat push-pull structure.

[0019] The utility model discloses beneficial effects:

[0020] The utility model provides a rear seat push -and -pull structure, including front seat, rear seat, guide mechanism and locking mechanism, when needing front seat and rear seat carry people simultaneously, front seat need not carry out the overturning, can directly satisfy carrying people simultaneously, when needing when people ride, in order to guarantee the comfort degree of riding, can pass through the position of locking mechanism in the seat height direction to reach the effect that rear seat is loosened from guide mechanism to the rear seat push -and -pull to the front seat, until completely covering front seat, because the upper top wall of front seat and the outer bottom wall of rear seat form the sliding gap, that is, the vertical height of rear seat is greater than the vertical height of front seat, thereby can adjust locking mechanism and directly push -and -pull rear seat, need not carry out the adjustment, can make the process of push -and -pull adjustment rear seat become more simple, operation is simpler, and then improve the use feeling of user.

[0021] The utility model further provides a tricycle, uses above-mentioned rear seat push -and -pull structure, thereby can reach when push -and -pull rear seat to front seat need not carry out other operation and can directly push -and -pull, make user adjustment process become more convenient, increase the use feeling of user. ACCURACY

[0022] In order to more clearly illustrate the specific embodiment of the utility model or the technical scheme in prior art, the following will briefly introduce the drawing needed to be used in the specific embodiment or prior art description, obviously, the drawing in the following description is some embodiments of the utility model, and for those skilled in the art, other drawings can also be obtained according to these drawings without creative labor.

[0023] Figure 1 The structure diagram of the rear seat push -and -pull structure provided by the utility model embodiment is shown in the figure.

[0024] Figure 2 The front view of the rear seat push -and -pull structure provided by the utility model embodiment is shown in the figure.

[0025] Figure 3 The front view of the rear seat push -and -pull structure provided by the utility model embodiment is shown in the figure.

[0026] Icon:

[0027] 100-front seat;

[0028] 200-rear seat; 201-handrail;

[0029] 300-sliding gap;

[0030] 400-slideway pipe; 401-bearing; 402-limiting sheet; 403-limiting hole;

[0031] 500 - pull button; 501 - locking member; 502 - connecting frame; 503 - elastic return member; 504 - connecting plate;

[0032] 600 - cable lock. DETAILED DESCRIPTION

[0033] The technical solutions of the utility model will be described below in connection with the embodiments, obviously, the described embodiments are part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the ordinary skilled in the art without making creative labor belong to the protection scope of the utility model.

[0034] In the description of the utility model, it needs to be explained that the orientation or position relation indicated by the terms "upper", "lower" and the like is the orientation or position relation based on the orientation or position relation shown in the drawings, and is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the utility model. In addition, the terms "first", "second" are only for the purpose of description, and cannot be understood as indicating or implying relative importance.

[0035] In the description of the utility model, it needs to be explained that unless otherwise explicitly specified and limited, the terms "mounting", "communication", "connection" should be understood broadly, for example, can be fixedly connected, can be detachably connected, or integrally connected;Can be mechanically connected, or electrically connected;It can be directly communicated, or indirectly communicated through an intermediate medium, or the communication between two elements inside. For the ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances. In addition, in the description of the utility model, unless otherwise specified, the meaning of "multiple" is two or more.

[0036] As shown in FIG. 1, Figures 1 to 3 The utility model provides a rear seat push -and -pull structure, including front seat 100, rear seat 200, guide mechanism and locking mechanism, front seat 100 is fixed in guide mechanism one end, and rear seat 200 is located in guide mechanism the other end, and rear seat 200 can move along the extension direction of guide mechanism, the upper top wall of front seat 100 and the outer bottom wall of rear seat 200 form sliding gap 300, locking mechanism is located in rear seat 200, and locking mechanism can move along the height direction of rear seat 200, for locking rear seat 200 in guide mechanism.

[0037] In the embodiment, the front seat 100, the rear seat 200, the guide mechanism and the locking mechanism are included; when the front seat 100 and the rear seat 200 need to be loaded at the same time, the front seat 100 does not need to be turned over, and the simultaneous loading can be directly met; when the person needs to be loaded, in order to ensure the comfort of riding, the position of the locking mechanism in the seat height direction can be adjusted to achieve the effect of loosening the rear seat 200 from the guide mechanism, so that the rear seat 200 can be pushed and pulled, and moved to above the front seat 100 along the extension direction of the guide mechanism until the front seat 100 is completely covered. Since the upper top wall of the front seat 100 and the outer bottom wall of the rear seat 200 form a sliding gap 300, that is, the vertical height of the rear seat 200 is greater than the vertical height of the front seat 100, the rear seat 200 can be directly pushed and pulled after adjusting the locking mechanism, without the need for adjustment, so that the process of pushing and pulling the rear seat 200 becomes more simple and the operation is more simple, thereby improving the user's experience.

[0038] Preferably, a handrail 201 can be welded on the side wall of the rear seat 200, so that the rear seat 200 can be pushed and pulled conveniently, but the setting position and shape of the handrail 201 are not limited here, and can be selected according to actual use requirements during production.

[0039] According to one embodiment of the utility model, as shown in Figure 1 The guide mechanism includes a slide pipe 400 and a limiting part, the slide pipe 400 is arranged on both sides of the front seat 100, and the limiting part is arranged on the slide pipe 400; the limiting part cooperates with the locking mechanism to lock the rear seat 200 to the guide mechanism.

[0040] In the embodiment, the guide mechanism includes a slide pipe 400 and a limiting part, preferably, one slide pipe 400 is arranged on each side of the front seat 100, and the limiting part is arranged on the slide pipe 400; the limiting part cooperates with the locking mechanism to lock the rear seat 200 to the guide mechanism, and when the rear seat 200 needs to be pushed and pulled, the locking mechanism only needs to be adjusted and then pushed and pulled.

[0041] According to one embodiment of the utility model, as shown in Figure 1 The inner walls on both sides of the rear seat 200 are respectively provided with bearings 401, and the bearings 401 are sleeved on the slide pipes 400.

[0042] In the embodiment, the inner walls of the rear seat 200 are respectively fixedly provided with bearings 401, the bearings 401 are correspondingly sleeved on the outer sides of the slide pipes 400, so that the rear seat 200 is slidably connected to the slide pipes 400; through the sliding cooperation of the bearings 401 and the slide pipes 400, the user can save more labor when pushing and pulling.

[0043] According to one embodiment of the utility model, as shown in Figure 1 and Figure 3 The locking mechanism comprises a pull button 500 arranged on the outer wall of the rear seat 200, the pull button 500 is movable along the height direction of the rear seat 200 and drives the locking mechanism to move synchronously, so that the end of the locking mechanism is inserted into or withdrawn from the limiting part.

[0044] In this embodiment, the pull button 500 is arranged on the outer wall of the rear seat 200, the pull button 500 can drive the whole locking mechanism to move synchronously along the height direction of the rear seat 200, so that the end of the locking mechanism is inserted into or withdrawn from the limiting part, thereby achieving the effect of locking or releasing the rear seat 200 on the guide mechanism.

[0045] According to one embodiment of the utility model, as shown in Figure 1 and Figure 3 The locking mechanism further comprises a locking piece 501 arranged above the limiting part, the locking piece 501 is connected with the pull button 500, and the locking piece 501 and the pull button 500 can move synchronously.

[0046] In this embodiment, preferably, the locking mechanism further comprises a locking piece 501, the locking piece 501 is connected with the pull button 500 and arranged directly above the limiting part, and can move synchronously with the pull button 500, so as to be inserted into or withdrawn from the limiting part.

[0047] Optionally, the locking piece 501 can be a hard cylindrical body or other shape body which is easy to be inserted.

[0048] According to one embodiment of the utility model, as shown in Figure 1 and Figure 3 The locking mechanism further comprises a connecting frame 502 and an elastic reset piece 503, the connecting frame 502 is arranged on the inner wall of the rear seat, the top end and the bottom end of the connecting frame 502 are respectively provided with a connecting plate 504, the connecting plate 504 is provided with a through hole, the two ends of the locking piece 501 are respectively arranged on the connecting frame 502 through the through hole, the side wall of the connecting frame 502 is further provided with a sliding hole, the end of the pull button 500 is connected with the locking piece 501 through the sliding hole, and the pull button 500 can slide along the extension direction of the sliding hole, the elastic reset piece 503 is sleeved on the locking piece 501, and one end of the elastic reset piece 503 abuts against the connecting plate 504 at the top end of the connecting frame 502.

[0049] In the embodiment, the pulling button 500 is connected with the locking piece 501 through the sliding hole and moves along the extension direction of the sliding hole to drive the locking piece 501 to insert into or exit from the limiting part, and since the elastic reset piece 503 is sleeved outside the locking piece 501 and the end of the elastic reset piece 503 abuts against the connecting plate 504 at the top end of the connecting frame 502, when the rear seat 200 is pushed to above the front seat 100, the locking piece can be inserted into the limiting part under the elastic potential of the elastic reset piece 503 by only releasing the pulling button 500, the effect of fixing the rear seat 200 is completed, which is very convenient and has good safety.

[0050] Optionally, the elastic reset piece 503 is a spring.

[0051] According to one embodiment of the utility model, as shown in Figure 1 and Figure 3 , the limiting part comprises a limiting sheet 402, the limiting sheet 402 is arranged on the sliding channel pipe 400, and the limiting sheet 402 is provided with a plurality of limiting holes 403, and the limiting holes 403 are matched with the locking piece 501.

[0052] In the embodiment, the limiting sheet 402 is arranged between the inner wall of the sliding channel pipe 400 and the rear seat 200, and the limiting sheet 402 directly extends to the side wall end of the front seat 100, so that the rear seat 200 can be locked by cooperating with the locking piece 501.

[0053] Optionally, a plurality of limiting holes 403 are uniformly and spacedly arranged on the limiting sheet 402, the limiting holes 403 are matched with the locking piece 501, the size and shape of the limiting holes 403 are matched with the locking piece 501, the locking piece 501 can be easily inserted into or exited from the limiting hole 403, and the convenience of the adjustment process is ensured.

[0054] According to one embodiment of the utility model, as shown in Figure 3 , a pull cable lock 600 is arranged between the cushion and the seat pan of the front seat 100.

[0055] In the embodiment, the pull cable lock 600 is arranged, the seat pan of the front seat 100 can store articles, has good anti-theft function, the cushion and the seat pan are fixed by the pull cable lock 600, and the abnormal noise between the cushion and the seat pan when passing through a bumpy road can be solved, and the user is more comfortable.

[0056] According to one embodiment of the utility model, as shown in Figure 1 , Figure 2 and Figure 3 , the height of the sliding gap 300 is 10-15mm.

[0057] In the embodiment, the sliding gap 300 is preferably set to 10 mm, but can also be 11 mm, 12 mm, 13 mm, 14 mm or any value within the range, but the sliding gap 300 should not be too large, because the handlebar height of the tricycle is fixed, when the sliding gap 300 is large, the user will feel uncomfortable when sitting on the rear seat 200 and holding the handlebar, thereby affecting the use experience.

[0058] The utility model also provides a tricycle which comprises the rear seat push-pull structure.

[0059] In the embodiment, the tricycle uses the rear seat push-pull structure, so that the rear seat 200 can be directly pushed and pulled without other operations, the user adjustment process becomes more convenient, and the user use experience is improved.

[0060] The above is only a preferred embodiment of the utility model, and is not used to limit the utility model, and any modification, equivalent replacement, improvement, etc. within the spirit and principle of the utility model should be included in the protection range of the utility model.

Claims

1. A rear seat push-pull structure, characterized in that, Includes front seat (100), rear seat (200), guide mechanism and locking mechanism; The front seat (100) is fixed to one end of the guide mechanism, the rear seat (200) is disposed at the other end of the guide mechanism, and the rear seat (200) is movable along the extension direction of the guide mechanism; A sliding gap (300) is formed between the upper top wall of the front seat (100) and the outer bottom wall of the rear seat (200); The locking mechanism is located on the rear seat (200) and is movable along the height direction of the rear seat (200) to lock the rear seat (200) to the guide mechanism.

2. The rear seat push-pull structure according to claim 1, characterized in that, The guiding mechanism includes a slide tube (400) and a limiting part. The slide tube (400) is located on both sides of the front seat (100), and the limiting part is located on the slide tube (400). The limiting part cooperates with the locking mechanism to lock the rear seat (200) to the guiding mechanism.

3. The rear seat push-pull structure according to claim 2, characterized in that, Bearings (401) are respectively provided on the inner walls on both sides of the rear seat (200), and the bearings (401) are sleeved on the slide tube (400).

4. The rear seat push-pull structure according to claim 2, characterized in that, The locking mechanism includes a pull button (500) located on the outer side wall of the rear seat (200). The pull button (500) can move along the height direction of the rear seat (200) and drive the locking mechanism to move synchronously, so as to insert or withdraw the end of the locking mechanism into the limiting part.

5. The rear seat push-pull structure according to claim 4, characterized in that, The locking mechanism further includes a locking member (501), which is located above the limiting part. The locking member (501) is connected to the lifting button (500), and the locking member (501) and the lifting button (500) can move synchronously.

6. The rear seat push-pull structure according to claim 5, characterized in that, The locking mechanism further includes a connecting frame (502) and an elastic reset member (503). The connecting frame (502) is disposed on the inner wall of the rear seat. The top and bottom ends of the connecting frame (502) are respectively provided with connecting plates (504). The connecting plates (504) have through holes. The two ends of the locking member (501) pass through the through holes and are disposed on the connecting frame (502). The side wall of the connecting frame (502) is also provided with sliding holes. The end of the lifting button (500) passes through the sliding hole and is connected to the locking member (501). The lifting button (500) can slide along the extension direction of the sliding hole. The elastic reset member (503) is sleeved on the locking member (501). One end of the elastic reset member (503) abuts against the connecting plate (504) at the top of the connecting frame (502).

7. The rear seat push-pull structure according to claim 6, characterized in that, The limiting part includes a limiting piece (402), which is disposed on the slide tube (400). The limiting piece (402) has a plurality of limiting holes (403), which are adapted to the locking member (501).

8. The rear seat push-pull structure according to claim 1, characterized in that, A cable lock (600) is provided between the seat cushion and the seat bucket of the front seat (100).

9. The rear seat push-pull structure according to claim 1, characterized in that, The height of the sliding gap (300) is between 10-15 mm.

10. A tricycle, characterized in that, Includes the rear seat push-pull structure as described in any one of claims 1-9.

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